702 results about "Green building" patented technology

The invention relates to an intelligent generation method, system and device for a passive design scheme of a green building and a medium. The method comprises the following steps: firstly, collecting site limitation data and climate data, inputting the data into a thermal performance simulation model, and outputting building heat loss and solar heat gain distribution; based on the result, a genetic algorithm is used for optimizing parameters such as the building orientation and the window-wall ratio, and a building design parameter combination is formed through energy consumption calculation, standard judgment and iterative optimization. Then, thermal and economic parameters are extracted from the design parameters to construct a data set, the parameters are screened to generate a building layout optimization instruction, and the layout is adjusted in combination with a dynamic adaptation standard to obtain an optimization scheme. And finally, associating the optimized layout with site parameters, performing energy model optimization to form a low-carbon scheme, and coupling environment adaptability data to generate a sustainable development scheme. By means of the method, the problems that traditional design parameter optimization is low in efficiency and multiple targets are difficult to balance can be solved, layout reasonability and energy consumption control precision are improved, and low carbon of the whole life cycle of the building is assisted.

The application provides a glass curtain wall construction device based on green building, and relates to the technical field of building construction. The glass curtain wall construction device is arranged on a basket to move the glass. The glass curtain wall construction device comprises a mobile lifting support unit arranged on the basket, a sliding rod horizontally sliding and rotationally connected to the mobile lifting support unit, a horizontal driving part with a driving end connected to the sliding rod to drive the sliding rod to rotate, and a fixing assembly rotationally connected to one end of the sliding rod, wherein the fixing assembly comprises a suction cup pressing on the glass. The application also provides a construction method of the glass curtain wall construction device based on green building. The application can help the workers to relatively quickly move the glass from indoors to outdoors and complete the installation, thereby improving the problem that the workers have to exert a large amount of physical strength when installing the glass in the prior art, and the workers on the outer wall are inconvenient to exert force.

The invention discloses a high-content fly ash unfired water permeable brick and a preparation method thereof, and relates to the technical field of building materials, the unfired water permeable brick comprises the following raw materials by weight: 55-75 parts of fly ash, 20-35 parts of aggregate, 8-15 parts of a composite cementing material, 0.5-2 parts of toughening fiber, 1-3 parts of a pore regulator, 0.1-0.5 part of a surfactant, and 10-18 parts of water. Wherein the aggregate is 1-3mm waste ceramic particles and 2-5mm building recycled aggregate (1: 1-1: 2); and the rest components have specific proportions, specifications and modification requirements. According to the invention, 55-75 parts of F-type II-grade or higher high-content fly ash is matched with the waste ceramic particles and the pretreated building recycled aggregate to serve as the composite aggregate, solid waste is digested, natural resource dependence is reduced, and the method conforms to the direction of green building materials; by means of a modified composite fiber and composite gel system, the pressure resistance is larger than or equal to 25 MPa, the fracture resistance is larger than or equal to 3.5 MPa, the water permeability is larger than or equal to 1.5 * 10 cm / s, the freeze-thaw loss is smaller than or equal to 3.5%, and the grinding pit is smaller than or equal to 30 mm; through graded mixing, bidirectional pressurization and segmented maintenance, the porosity is kept to be 15%-25%, the percent of pass is increased, and the cost is reduced.

The invention discloses a project quality detection method and system based on green building design, and relates to the technical field of project quality detection. The engineering quality detection method and system based on the green building design comprises the steps that S1, BIM structured data, real-time monitoring data, structure acceptance data and construction event and window data are preprocessed; s2, on the basis of BIM structured data and in combination with a BIM model, the qualification state of the component and the quality grade of the partition are judged; s3, identifying a working condition switching anchor point and an event, and performing segmented division of a working condition process; s4, feature clustering and performance state discrimination are carried out, different working condition types are identified, and tagging management is carried out; s5, identifying dominant factors and performing attribution assignment through multi-dimensional label attribution and traceability judgment; and S6, performing grade judgment and grade response through multi-source time sequence item-by-item difference analysis. The problems of state interval disjunction and difficulty in accurate attribution and stable diagnosis caused by space-time mismatching of construction progress, BIM nodes and energy consumption environment data and data asynchronization are solved.

The invention relates to an ancient building green repair cost optimization method combined with carbon footprint analysis, and relates to the technical field of green buildings, and the method comprises the steps: obtaining the structural damage and functional decline problems of a to-be-repaired ancient building; based on the structural damage and functional decline problems of the to-be-repaired ancient building, a repair project of the to-be-repaired ancient building is determined; based on the repair project of the to-be-repaired ancient building, determining multiple repair schemes of the to-be-repaired ancient building; for each repairing scheme, determining a production carbon emission factor, a transportation carbon emission factor and a carbon emission factor of construction energy of each repairing material of the repairing scheme, and determining the carbon emission factor of the construction energy based on the production carbon emission factor, the transportation carbon emission factor and the carbon emission factor of the construction energy of each repairing material of the repairing scheme; performing carbon footprint analysis on the repairing scheme, and calculating the total carbon emission of the repairing scheme; the optimal repairing scheme is determined based on the total carbon emission of the repairing scheme, and the method has the advantage of reducing the carbon emission of ancient building repairing.

The invention relates to the technical field of green building group intelligent control, and discloses a green building group indoor environment and energy consumption collaborative optimization method and system based on a digital twinborn model. The method comprises the following steps: acquiring original environment data of a building group; constructing a digital twinborn simulation model and outputting predicted environment data; generating a multi-target cooperative control function; generating an HVAC optimization control instruction based on MPC prediction control; executing a power redistribution task; and performing regional mapping to generate a final control instruction. The technical problems that in the prior art, a control strategy is single, equipment response dynamic characteristics are ignored, and especially under the green building group cooperative control condition, global optimization control over energy consumption and the environment cannot be achieved are solved. According to the method, the comprehensive digital twinborn model is constructed, and the multi-target collaborative optimization and distributed power modulation mechanism is combined, so that the dynamic balance control of the environmental comfort and the energy consumption cost in the complex building group is realized.

The invention discloses a green building energy consumption adaptive regulation and control system based on dynamic environment parameters, and relates to the technical field of building energy consumption regulation and control, and the system comprises a multi-source environment sensing module which comprises a plurality of environment parameter collection devices which are arranged at different spatial positions of a building atrium area and are used for collecting various kinds of environment parameter information, generating a structured data packet; and the control analysis module is used for receiving the structured environment data packet, performing field analysis, generating a control intention set based on a preset atrium environment control rule, identifying an environment parameter conflict relationship caused by vertical spatial characteristics of the atrium, and outputting the control intention set with a conflict identifier. According to the invention, multi-point synchronous acquisition of parameters such as temperature, humidity, air quality and illumination intensity in a building atrium area is realized through environment parameter acquisition devices arranged at different spatial levels, and a comprehensive credibility weight is generated in combination with personnel quantity information to construct a structured data packet.

The invention relates to the technical field of coal gangue activation, and discloses a coal gangue activation process optimization method and system for preparing a cementing material and filling aggregate, and the method comprises the following steps: carrying out crushing, screening and sorting pretreatment on a coal gangue raw material; the pretreated coal gangue particle material is subjected to physical synergistic activation; carrying out chemical compound activation on the coal gangue particle material subjected to physical activation; sampling and detecting the coal gangue particle material subjected to composite activation; an artificial intelligence large model is constructed to analyze detection data, the activation degree is quantitatively evaluated, and the performance strength is predicted; and dynamically generating an optimization instruction aiming at preparation process parameters, and preparing the cementing material and the filling aggregate. The activation efficiency and product performance of the coal gangue are improved, high-added-value resource utilization of the coal gangue is achieved, and an effective technical support is provided for large-scale consumption of the coal gangue and development of green building materials.

The invention relates to the technical field of building energy conservation and green buildings, and discloses a design parameter optimization method for a tropical zero-carbon building integrated system. According to the method, an input correlation-output uncertainty-global sensitivity three-dimensional analysis framework is constructed, through high-fidelity simulation modeling, Latin hypercube sampling and Gaussian process proxy model construction and verification, and in combination with Pearson correlation analysis, Monte Carlo propagation and Sober sensitivity calculation, a dominant parameter set and key interaction items are accurately recognized, and the accuracy and the reliability of the system are improved. And finally, solving the optimal low-carbon parameter combination by adopting a sequential quadratic programming algorithm under the engineering constraint. The system comprises twelve functional units such as a meteorological acquisition unit, a parameter definition unit and a simulation modeling unit, and outputs a parameter list which can be directly used for enclosure construction, unit type selection and photovoltaic arrangement. According to the method, scientificity and implementability of parameterization design of the tropical zero-carbon building are improved, annual net carbon emission can be reduced through actual measurement, and intelligent decision support is provided for the building double-carbon target.

The invention provides a digital twin green building energy consumption dynamic detection system, and relates to the technical field of building energy consumption detection. According to the system, the data acquisition modules are deployed at key parts of a building, energy consumption data of subsystems and equipment operation state data can be acquired in real time, the problems of data fragmentation and incomplete coverage in traditional monitoring are solved, and a complete and reliable data basis is provided for energy consumption analysis; the digital twinborn modeling module constructs a virtual twinborn model synchronously mapped with a physical building based on building physical structure parameters, equipment parameters and real-time collected data, visually presents building energy consumption distribution and equipment operation states, realizes conversion of energy consumption data from abstract numerical values to visual scenes, and improves the energy consumption modeling efficiency. Management personnel can conveniently and quickly master the overall condition of building energy consumption.

The invention relates to a Schema-driven green building assessment method and system, and the core of the method is an autonomous assessment agent which takes off-line constructed Schema as an action instruction. In the evaluation process, the intelligent agent calls a knowledge base retrieval tool internally executing a coarse screening and fine selection two-stage mixed retrieval strategy according to the requirement of Schema so as to accurately position evidences, and finally a language model is guided to complete constraint information extraction and report generation. The prototype system verification shows that the method effectively improves the automation degree, the accuracy and the traceability of report generation, and provides a set of low-cost and high-controllability solution for constructing the man-machine collaborative intelligent assessment workflow.

The invention relates to the technical field of green building environment monitoring, and discloses a green building environment monitoring system and method and a storage medium. The method comprises the steps that environmental parameters such as thermodynamic parameters, humidity parameters and gas concentration parameters are continuously collected through intelligent sensing nodes at multiple positions in a green building; the environment parameters are transmitted to a central processing unit, and the central processing unit combines a pre-stored environment standard value and a real-time data stream and generates an environment control command by adopting a self-adaptive learning algorithm; the environment execution device carries out an environment regulation activity according to the command; and monitoring and adjusting an activity execution sequence in real time, calculating a performance evaluation index, generating a normal or abnormal performance state signal, and automatically triggering an alarm process when the performance state signal is abnormal. According to the method, a complete environment management and control closed loop is constructed, all-directional dynamic monitoring and accurate adjustment of the environment of the green building are achieved, the core requirements for environment protection and comfort of the green building are met, and it is guaranteed that the internal environment of the building is in a proper state.

The invention discloses a green building new material detection device for buildings. The green building new material detection device comprises a base box body, a top cover body, a controller, a workpiece transfer mechanism, a detection nail mounting mechanism, a nail pulling mechanism, a first visual sensor, an electric conveying belt, a belt conveyor and a three-axis transporter, the workpiece transferring mechanism is arranged on the left side of the top end of the base box body; the detection nail mounting mechanism is arranged at the top end of the base box body and is positioned at the right rear part of the workpiece transfer mechanism; the nail pulling mechanism is arranged at the top end of the base box body and located on the left rear portion of the workpiece transferring mechanism. According to the green building new material detection device for the building, full-process automatic detection is achieved, the detection efficiency is improved, the consistency and reliability of detection results are ensured, the device has the omni-directional scene simulation capacity, the screw installation angle and the screw pulling speed can be flexibly adjusted, the complex stress working condition of raw materials in practical application is precisely reduced, and the practicability is high. And the detection result better meets the actual use requirement.

The invention discloses a green building full life cycle resource sharing and collaborative management method and system, and relates to the technical field of workflow management, and the method comprises the steps: receiving a collaborative design request, creating a task tree by a task management module, and determining a task progress according to the task tree; the green tool integration module calls basic modeling software based on the task progress to obtain building information model data; the green tool integration module calls performance simulation software and calculation software based on the building information model data to generate multi-type result data; the task management module performs quantitative and qualitative analysis on the multi-type achievement data to obtain an analysis result, and sends the analysis result to a green special topic review module; and the green thematic examination module generates evaluation term data and evaluation version data based on the analysis result, and integrates the evaluation term data and the evaluation version data into an evaluation report for output. The method can effectively shorten the iteration period and reduce the error rate.

The utility model relates to the technical field of green buildings, and discloses a solar assembly dome structure which comprises a truss and stand columns, the stand columns are fixedly connected with the truss, and the stand columns are fixedly installed on the ground. The power generation module is detachably arranged at the top of the truss and used for power generation and rain shielding, the power generation module comprises a bearing seat, a power generation plate and a pressing frame, the top of the bearing seat sinks to form a mounting cavity, the power generation plate is located in the mounting cavity, the bearing seat and the pressing frame are locked with the truss through bolts, the power generation plate is placed in the mounting cavity of the bearing seat, and then the pressing frame is covered; during assembly in a factory, the diagonal positions of the bearing seat and the pressing frame are locked through the bolts and the nuts, the power generation module is hoisted to the position above the truss through hoisting equipment, after the power generation module is well placed, the power generation module and the truss are locked through the bolts, the power generation module of the module better conforms to multi-process cooperation and then is assembled on site, the installation efficiency is high, and the occupied area of site construction is reduced.

The invention belongs to the technical field of green buildings, and particularly relates to an intelligent regulation and control cold storage system for a green building. And a greening land is arranged on the roof. The ventilation pipe and the air guide pipe are cooled through the heat conducting plate arranged at the bottom of the water tank, heat exchange is conducted between all the air blocking pieces on the right portion of the air guide box and water in the water tank, and then airflow flows at the low flow speed and makes contact with all the air blocking pieces on the right portion of the air guide box; the air flow is cooled through all the air blocking pieces on the right side of the air guiding box, when the air flow flows through the ventilation pipe and the air guiding pipe, the temperature of the air flow is reduced, the air guiding pipe is blocked through the two air blocking pieces, air is blown to the surface of the roof through the exhaust pipe, and therefore heat of the roof is taken away through the cooled air flow; and therefore, the surface of the roof is cooled, the temperature of the surface of the roof is reduced, the indoor temperature can be reduced, and energy consumption is reduced.

The invention discloses an environment-friendly dust falling device for green building construction, and relates to the related technical field of building construction pollution control and governance, the environment-friendly dust falling device for green building construction comprises a movable base and further comprises a control box, the control box is fixedly installed on the movable base, a rotating disc is rotatably installed on the control box, an electric push rod is fixedly installed on the rotating disc, and the electric push rod is fixedly connected with the movable base; a mounting disc is fixedly mounted at the output end of the electric push rod; the inner cylinder is fixedly mounted on the mounting disc, the inner cylinder is communicated with an air inlet hose, and a spraying adjusting assembly is arranged in the inner cylinder; the water diversion barrel is fixedly mounted on the outer side of the inner barrel; water mist is wrapped and guided by the air curtain, the range is farther, distribution is more uniform, water mist drifting and short-distance sedimentation are effectively restrained, the water mist can effectively reach farther dust raising points in a construction site of a complex airflow environment, the effective dust falling range is greatly widened, and the spraying dust falling effect is greatly improved.

The utility model relates to the field of steel structures, in particular to an energy-saving fireproof steel structure of a green building, and adopts the technical scheme that the energy-saving fireproof steel structure of the green building comprises a gypsum shell, I-shaped steel, a fireproof frame plate, a fireproof frame, an expansion plate, a fireproof plate and fireproof cotton, the expansion plate is made of expanded silicate materials, the fireproof cotton is of an expansion type, and the fireproof plate is made of expanded graphite materials. First groove bodies are formed in the front ends and the rear ends of the fireproof frames in a penetrating mode, expansion plates are installed in the first groove bodies, extending frames distributed at equal intervals are fixedly connected to the ends, close to each other, of the fireproof frames, and limiting frames distributed at equal intervals are fixedly connected to the ends, away from each other, of the fireproof frame plates. By means of the expansion plates distributed on the upper side and the lower side of the I-shaped steel and the fireproof plates and the fireproof cotton distributed on the inner walls of the left side and the right side of the I-shaped steel, when a fire disaster occurs, the I-shaped steel can be heated to expand so as to fill a gap between the gypsum shell and the I-shaped steel, and the expansion materials form an internal fire insulation layer to isolate external high temperature so as to protect the I-shaped steel.

The utility model relates to the technical field of green buildings, in particular to a green building wall structure. According to the technical scheme, the structure comprises two outer walls, an inner wall is arranged between the two outer walls and comprises inner wall surface layers arranged on the two sides, heat insulation layers are arranged on the sides, close to each other, of the two inner wall surface layers, and damp-proof layers are arranged on the portions, between the two inner wall surface layers, of the two sides of the heat insulation layers; multiple sets of reinforcing rods are arranged on the sides, close to each other, of the two sets of outer walls, reinforcing rib frames are arranged in each set of outer walls, assembling clamping strips are arranged on the two sides, away from the assembling grooves, of the inner walls, and multiple sets of pipeline cavities are formed in the outer walls and the inner walls. The wall body has excellent heat insulation and heat preservation performance through the arrangement that the outer wall and the inner wall are matched with each other, energy consumption of a building can be greatly reduced, wall body materials can be recycled, generation of building waste is reduced, and reduction of resource waste is facilitated.

The invention discloses a buckle splicing method and system for a 3D printing special-shaped concrete formwork and a storage medium, and the method comprises the steps: carrying out the multi-angle shooting of a target object, and constructing a three-dimensional model based on a shot picture; preprocessing and splitting the three-dimensional model; buckle thickness design, positioning design and error compensation are conducted on the split modular parts, and a 3D printing model is generated; printing parameters of the 3D printing model are determined; printing the component based on the printing parameters, and performing surface treatment on the component; and the processed components are buckled and assembled, and the special-shaped concrete model is obtained. High-precision splicing and convenient splicing of the 3D printing concrete formwork are achieved, the 3D printing concrete formwork can adapt to complex structures, the construction efficiency and quality are remarkably improved, and green buildings and sustainable development are promoted.

The invention relates to the field of building parts, in particular to a green building curtain wall with a heat preservation function, which comprises a mounting seat, a vertical bracket, a bottom plate and the like, the two sides of the mounting base are each rotationally connected with a vertical support in a damping mode through a rotating shaft. A bottom plate is slidably connected to the mounting base. The bottom plate and parts on the bottom plate slide along the vertical support to be away from the building, then the glass curtain wall is placed on the vertical support to be supported, then the bottom plate drives the glass curtain wall to be pushed back to the direction of the building to be installed in place where the installation base is located, and the situation that in an existing installation mode, a worker manually supports the curtain wall which is not centralized, and then a bandage is removed is avoided; and the curtain wall is large in size, so that the operation of removing the binding band is difficult, the installation efficiency is low, and the curtain wall is easy to fall off due to a certain risk that manual supporting cannot be carried out.

This utility model relates to the technical field of dust removal devices, specifically disclosing a high-efficiency dust removal device for green building construction. It includes: a movable base, a rotatable stabilizing frame mounted on the top of the movable base, a spray nozzle mounted above the stabilizing frame, a first annular groove at one end of the spray nozzle, a connecting cylinder threaded to the inner wall of the first annular groove, four connecting holes on the inner wall of a second annular groove, four insert rods fixedly connected to the surface of a buffer sleeve, four first buffer springs fixedly connected to the surface of the buffer sleeve, and a buffer washer threaded to the inner wall of a third annular groove. This utility model, through the combined use of the spray nozzle, buffer sleeve, buffer washer, buffer plate, protective frame, hydraulic telescopic rod, and stabilizing frame, enables the entire device to provide protection during use, especially protecting the atomizing nozzle from direct impact and ensuring stable dust removal operations.

The I-shaped steel welding tool for green building construction comprises a machine tool, a conveying pipe and a workpiece, the machine tool is provided with a clamping and conveying assembly, the clamping and conveying assembly is used for conveying and clamping the workpiece, the machine tool is further provided with a positioning and clamping assembly, and the positioning and clamping assembly is used for clamping and fixing the two ends of the workpiece when the workpiece is welded. A cooling assembly is arranged on the machine tool and used for cooling the welding end of the workpiece when the workpiece is welded. According to the clamping device, the motor is started to drive the half gear to rotate so as to drive the first rack to slide on the first guide rod in a reciprocating mode, when gear teeth at the upper end of the first rack are meshed with the first gear, the two clamping plates slide oppositely to clamp a workpiece, and the gear teeth at the upper end of the first rack are shorter than the lower end of the first rack; and the half gear can drive the first rack to continuously slide forwards until the lug at the tail end of the first rack drives the whole mounting box and the workpiece to slide forwards.

The application relates to an aerated concrete prepared from granite waste rock powder and a preparation method thereof. The aerated concrete of the application takes granite waste rock powder (skeleton effect), calcium carbide slag (calcic material), clay (sintering promotion), red mud (gel filling) and coal gangue (siliceous material) as core raw materials, replaces traditional natural sandstone and lime, realizes industrial solid waste resource utilization, conforms to the development direction of green building materials, and significantly reduces the dependence on natural resources.

This invention relates to the field of green building energy-saving roofing technology and discloses a green building energy-saving roofing structure, including a connecting plate. A solar panel is fixedly connected to the inner wall of the connecting plate, and an elastic plate is fixedly connected to the surface of the connecting plate. A push plate is hinged to the bottom of the inner wall of the elastic plate, and a T-shaped plate is hinged to the end of the push plate away from the elastic plate. This invention, through the setting of a cleaning mechanism, causes a scraper to move away from each other when the slider slides, cleaning impurities from the surface of the solar panel during the scraper's movement. Simultaneously, the expansion of the connecting plate causes the slider to move closer to each other, and the movement of the slider pushes a telescopic moving plate to retract towards the closer side. This effectively cleans impurities from the surface of the solar panel through the scraper, saving labor and improving cleaning efficiency. Furthermore, the cooperation of the electric telescopic rod and sliding column allows for angle adjustment of the solar panel.

This invention relates to a method for evaluating the energy-saving performance of green buildings based on a backpropagation (BP) neural network, belonging to the field of green building technology evaluation. Using the Delphi method and comparative analysis, 14 evaluation indicators are selected from five dimensions—energy-saving design, environmental energy consumption, building lighting, building ventilation, and building sunshine—to construct a quantitative indicator system. Then, the analogy-heuristic (AHP) method is used to determine the indicator weights, and consistency checks are performed to eliminate subjective bias. Finally, a BP neural network evaluation model is established, using the quantitative data of the 14 indicators as input. Through training and optimization, the energy-saving level of the green building is determined. This invention can accurately determine the indicator weights using a multi-dimensional quantitative indicator system and the AHP method, and it can ensure high accuracy of the evaluation results through the strong data processing and self-optimization capabilities of the BP neural network.

The present application relates to a kind of window system under the reconstruction of different functions of existing building and construction method, belong to building reconstruction technical field, solve the damage of the use of new material in the process of building reconstruction in prior art to existing building style and the problem of non-energy saving and environmental protection.The present application includes window unit, the window unit is located in the window hole of existing outer wall, the window unit includes first window unit and / or second window unit, the first window unit is used to meet the indoor lighting demand after building reconstruction, the second window unit is used to meet the indoor ventilation demand after building reconstruction.The present application meets the lighting, ventilation and heat preservation demand, saves resources, reaches the existing green building efficiency.

The invention relates to the technical field of green buildings, in particular to an integrated house with a photoelectric integrated enclosure structure, which comprises a bottom plate, stand columns are mounted on the periphery of the bottom plate, outer walls are arranged between the adjacent stand columns, the stand columns and the outer walls are sequentially enclosed to form a frame, and a roof panel is arranged at the upper end of the frame. At least one or more of the outer walls are photoelectric integrated wallboards, each photoelectric integrated wallboard comprises an outer board and an inner board connected to the inner side of the outer board, a first-layer groove and a second-layer groove formed in the first-layer groove are formed in the inner side of the outer board, and the inner boards are installed in the first-layer grooves through bolts; the outer plate and the inner plate are provided with windows corresponding in position, a switching plate is slidably mounted in the second-layer groove, the switching plate is provided with a window and a photovoltaic power generation assembly, and a driving mechanism capable of driving the switching plate to move transversely is arranged in the second-layer groove. The integrated house is convenient to disassemble and assemble and convenient to transfer, switching between the power generation function and the lighting function is achieved, and convenience and practicability of the integrated house are guaranteed.

The invention relates to a green building operation and maintenance management method for building energy consumption optimization in a BIM (Building Information Modeling) environment, and the method comprises the steps: carrying out the digital modeling of a building component node, distributing a unique identifier, building a membership relation between the building component node and a space region, and combining environment and operation data collected by a sensor, and achieving the precise mapping of the building component node and a BIM model; according to the system, the collection frequency is dynamically adjusted through the edge calculation module, the mapping offset is recognized through the signal attenuation characteristics, real-time calibration is conducted in combination with the topological relation database, the BIM model space relation is dynamically updated, and therefore the intelligent operation and maintenance capacity and the data accuracy of the green building are improved.

The invention relates to the technical field of heat preservation and insulation structures, in particular to a heat preservation and insulation structure for a green building system. According to the technical scheme, the heat preservation assembly comprises a heat preservation layer and a bidirectional positioning assembly used for protecting the internal temperature of the heat preservation assembly, and the bidirectional positioning assembly comprises an annular heat preservation air bag installed in the heat preservation layer; a plurality of telescopic sliding rods are fixedly mounted on the side wall of the heat preservation air bag, and clamping rings are slidably mounted on the outer sides of the telescopic sliding rods. When the heat preservation air bag is heated to expand, clamping force is applied to the positioning cylinder, the L-shaped injection pipe limits the positioning cylinder to move outwards, and when the heat preservation air bag is cooled to contract, the influence of thermal expansion and cold contraction is reduced through the combined action of side wall limiting of the clamping groove and glue bonding.